R06.1Stridor
Code usage status
Primary diagnosis
May be used as the primary diagnosis
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Complete code in the classification
Use when the diagnosis matches and no exclusion applies.
- Chapter XVIII
- Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
- Official Vietnamese name
- Thở rít
- Additional WHO coding guidance
- Excl.: congenital laryngeal stridor (P28.8) laryngismus (stridulus) (J38.5)
Related R06 codes
R06
Abnormalities of breathing
R06.0
Primary diagnosis candidate
Dyspnoea
R06.2
Primary diagnosis candidate
Wheezing
R06.3
Primary diagnosis candidate
Periodic breathing
R06.4
Primary diagnosis candidate
Hyperventilation
R06.5
Primary diagnosis candidate
Mouth breathing
R06.6
Primary diagnosis candidate
Hiccough
R06.7
Primary diagnosis candidate
Sneezing
R06.8
Primary diagnosis candidate
Other and unspecified abnormalities of breathing
Clinical record checklist
View coding guide →- Confirm that the code matches the final documented diagnosis.
- Use one primary-diagnosis code and record only relevant additional conditions.
- Review Ministry indicators, inclusions, exclusions and notes.
- Do not infer a diagnosis beyond the clinical record.
2026 regulatory basis
Indicators are taken from columns 24–29 of the classification accompanying Circular 06/2026/TT-BYT, cross-referenced with Decision 1849/QĐ-BYT and Official Dispatch 4059/BYT-BH.